Drivers: hv: vmbus: Use uuid_le_cmp() for comparing GUIDs

Use uuid_le_cmp() for comparing GUIDs.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 4ae92508)
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>

drivers/hv/channel_mgmt.c

@@ -408,8 +408,7 @@ static void init_vp_index(struct vmbus_channel *channel, const uuid_le *type_gui
 	struct cpumask *alloced_mask;
 
 	for (i = IDE; i < MAX_PERF_CHN; i++) {
-		if (!memcmp(type_guid->b, &hp_devs[i].guid,
-				 sizeof(uuid_le))) {
+		if (!uuid_le_cmp(*type_guid, hp_devs[i].guid)) {
 			perf_chn = true;
 			break;
 		}

drivers/hv/vmbus_drv.c

@@ -533,7 +533,7 @@ static const uuid_le null_guid;
 
 static inline bool is_null_guid(const uuid_le *guid)
 {
-	if (memcmp(guid, &null_guid, sizeof(uuid_le)))
+	if (uuid_le_cmp(*guid, null_guid))
 		return false;
 	return true;
 }
@@ -547,7 +547,7 @@ static const struct hv_vmbus_device_id *hv_vmbus_get_id(
 					const uuid_le *guid)
 {
 	for (; !is_null_guid(&id->guid); id++)
-		if (!memcmp(&id->guid, guid, sizeof(uuid_le)))
+		if (!uuid_le_cmp(id->guid, *guid))
 			return id;
 
 	return NULL;